A whitehat hacker is holding $320 million in drained Bitcoin until developers prove they patched a fatal network flaw

A whitehat hacker has seized and is holding $320 million in drained Bitcoin, demanding developers prove a critical network vulnerability has been patched before the funds are released. The case exposes a severe infrastructure weakness that allowed large-scale exploitation and places effective control of reclaimed funds in a single actor’s hands. Developers now face pressure to deliver verifiable, coordinated fixes and transparent validation to avoid network disruption or forks. In the short term this raises custodial and systemic risk perceptions for Bitcoin and underscores urgent need for improved security and emergency-response protocols.